Certified Ophthalmic Assistant (COA) – JCAHPO Ophthalmic Patient Services and Education Study Guide and Practice Questions

Certified Ophthalmic Assistant (COA) – JCAHPO Ophthalmic Patient Services and Education
Study Guide and Practice Questions



Which structure secretes aqueous fluid and serves as an attachment site for zonules?

A) ciliary processes

B) iris root

C) lens capsule

D) ora serrata - correct answer ✔✔A) ciliary processes



A condition in which blood has settled in the bottom half of the anterior chamber is called a(n):

A) erythema

B) hematoma

C) hyphema

D) hypopyon - correct answer ✔✔C) hyphema



A person with a fold of skin overlying the nasal area of the eye lids has:

A) blepharochalasis

B) entropion

C) epicanthus

D) lagophthalmos - correct answer ✔✔C) epicanthus



Aqueous humor drains out into the:

A) Canal of Schlemm

B) ciliary body

C) iris

D) uveal tract - correct answer ✔✔A) Canal of Schlemm

, A parent calls to say that his child has been hit in the eye with a rock from a sling shot. You
advise the parent to:

A) bring the child to the office immediately

B) give the child a mild analgesic for pain

C) patch the eye tightly to stop bleeding

D) pry the lids open to check the eye - correct answer ✔✔A) bring the child to the office
immediately



Inflammation of the tear sac associated with faulty tear drainage is:

A) trichiasis

B) blepharitis

C) conjunctivitis

D) dacryocystitis - correct answer ✔✔D) dacryocystitis



Which of the following is NOT normally considered in the differential diagnosis of an inflamed,
red eye?

A) acute conjunctivitis

B) keratitis

C) dacryocystitis

D) acute iritis - correct answer ✔✔C) dacryocystitis



Which of the following organisms is likely to cause a corneal ulcer?

A) adenovirus

B) pneumococcus

C) herpes simplex virus

D) staphylococcus aureus - correct answer ✔✔C) herpes simplex virus